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From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Thu, 14 Sep 2017 10:00:56 -0700
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Subject: Re: [PATCH 2/2 v2] sched/wait: Introduce lock breaker in wake_up_page_bit
To: Tim Chen <tim.c.chen@linux.intel.com>
Cc: "Liang, Kan" <kan.liang@intel.com>,
        Mel Gorman <mgorman@techsingularity.net>,
        Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@elte.hu>,
        Andi Kleen <ak@linux.intel.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Johannes Weiner <hannes@cmpxchg.org>, Jan Kara <jack@suse.cz>,
        Christopher Lameter <cl@linux.com>,
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On Thu, Sep 14, 2017 at 9:50 AM, Tim Chen <tim.c.chen@linux.intel.com> wrote:
>
> Kan tested this before so it should be still good.
> I checked that it applied cleanly on latest master.

Thanks, applied.

I really hope we end up fixing the migration thing too, but at least
4.14 will have the mitigation for the long wait queues.

               Linus